#include <stdio.h>

int a(int n)
{
    int i;
    for(i = 2;i <= (n - 1) / 2;i++)
    if(n % i == 0)return 0;
    return 1;
}

int main()
{
    int i,j,t,k,s;
    printf("Following are palindrome primes not greater than 100:\n");
    for(i = 0;i <= 9;i++)
    for(j = 0;j <= 9;j++)
    for(k = 0;k <= 9;k++)
    {
        s = i * 100 + j * 10 + k;
        t = k * 100 + j * 10 + i;
        if(i == 0 && j == 0)
        t /= 100;
        else if(i == 0)
        t /= 10;
        if(s > 10 && s == t && a(s))
        printf("%d\t",s);
    }
    printf("\n");
}
